Located in the San Francisco Bay Area, Davis Instruments handles all customer service, product development and manufacturing and assembly on site. Founded in 1963 by Bill Davis, the company offered just thirteen products — including innovative plastic sextants and yachting speedometers. Today, Davis manufactures and sells several hundred distinct items offering unique solutions to everyday problems.

Extends a Windex 10 or Windex 15 Vane aft of masthead obstructions. The 13″ arm allows for side or top mounting and offset angles up to 20 degrees. Mounting aft makes for easier viewing of the Windex from the cockpit.